function exchangePage(num) {
    if(num==1){
        $("iframe").attr("src","charge.jsp");//收费管理
    }
    if(num==2){
        $("iframe").attr("src","resourceSet.jsp");//资源设置
    }
    if(num==3){
        $("iframe").attr("src","administrativePersonnel.jsp");//行政人事
    }
    if(num==4){
        $("iframe").attr("src","communityManagement.jsp");//社区管理
    }
    if(num==5){
        $("iframe").attr("src","systemManagement.jsp");//系统管理
    }
    if(num==6){
        $("iframe").attr("src","passwordSetting.jsp");//修改密码
    }
    if(num==7){
    	$("iframe").attr("src","employee.jsp");
    }
    if(num==8){
    	$("iframe").attr("src","costdataentry.jsp");//费用数据录入
    }
    if(num==9){
    	$("iframe").attr("src","costCount.jsp");//费用计算
    }
    
}